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6- Amino-2-pyrazinecarbonitrile

Amino-2-pyrazinecarbonitrile (29, R = H) gave regioselectively 3-amino-6-bromo-2-pyrazinecarbonitrile (29, R = Br) (substrate, AcOH, Br2/AcOH- slowly, 60°C, 4 h 85%).802... [Pg.142]

Amino-5-chloro-2-pyrazinecarbonitrile (132, R = Cl) gave 3-amino-5-methoxy-2-pyrazinecarbonitrile (132, R = OMe) (MeONa, MeOH, reflux,... [Pg.163]

Bromo-5-methyl-2-pyrazinamine 4-oxide (187, R = Br) gave 3-amino-6-methyl-2-pyrazinecarbonitrile 1-oxide (187, R = CN) (CuCN, NaCN, Me2NCHO, 110°C, reflux, 4 h 59%).1508... [Pg.174]

Amino-5-propionyl-2-pyrazinecarbonitrile gave 3-amino-5-(l-hydroxypropyl)-... [Pg.209]

Amino-6-dimethoxymethyl-2-pyrazinecarbonitrile from its 4-oxide (254) [neat (MeO)3P, reflux, N2, 4 h 68%].759,767... [Pg.232]

Dimethoxymethyl-3-dimethylaminomethyleneamino-2-pyrazinecarbonitrile 4-oxide (52) gave 3-amino-6-dimethoxymethyl-2-pyrazinecarbonitrile 4-oxide (53) [TsOH, (MeO)3CH, MeOH—H20, 20°C, 7 days 55%].759... [Pg.267]

Amino-6-chloro-5-dimethylamino-2-pyrazinecarbonitrile (162) gave the unisolated carboximidate (163) (MeONa, MeOH, 20°C, 30 h), and thence 3-amino-6-chloro-/V-cyano-5-dimethylamino-2-pyrazinecarboxarnidine (164)... [Pg.323]

Pyrazinecarboxamide (177) gave 2-pyrazinecarbonitrile (178) (neat POCl3, 100°C, 90 min 85%) 509 5-oxo-4,5-dihydro-2-pyrazinecarboxamide gave 5-chloro-2-pyrazinecarbonitrile (179) (likewise 72% note additional conversion of the oxo into a chloro substutuent) 1681 and 6-amino-2-pyrazinecarbox-amide gave 6-amino-2-pyrazinecarbonitrile (POCl3, Me2NCHO, 50°C, 45 min 55%).38... [Pg.325]

In addition, l-benzyl-4-methyl-2-piperazinol (213) reacted with trimethylsilyl cyanide and boron trifluoride etherate to give l-benzyl-4-methyl-2-piperazinecar-bonitrile (214) (72% after separation from an isomer), which underwent partial dehydrogenation by m-chloroperoxybenzoic acid to afford 1 -benzyl-4-methyl-1,4,5,6-tetrahydro-2-pyrazinecarbonitrile (214a) in 53% yield 822 also, the oxime, 3-amino-6-hydroxyiminomethyl-2-pyrazinecarbonitrile 4-oxide (215) underwent... [Pg.330]

Amino-2-pyrazinecarbonitrile (226) gave 3-(5-phenyl-2//-l,2,4-triazol-3-yl)-2-pyrazinamine (227) [BzHNNH2, Ph20, reflux, <6 h (TLC monitored) 35%], and thence 2-phenyl[l,2,4]triazolo[l,5-r pteridin-5(6//)-one (228) (neat Et02CNH2, reflux, 24 h 50%).1589... [Pg.333]

Amino-2-pyrazinecarbonitrile gave 6-acetyl-3-amino-2-pyrazinecarbonitrile... [Pg.342]

Amino-5-azido-2,6-pyrazinedicarbonitrile 3-Amino-5-benzoyl-6-bromo-2-pyrazinecarbonitrile 3-Amino-5-benzoyl-2-pyrazinecarbonitrile 3-Amino-5-benzoyl-2-pyrazinecarboxamide 3-Amino-6-benzylamino-2-pyrazinecarboxylic acid 6-Amino-5-benzyl-3-methyl-2(177)-pyrazinone 3-Amino-6-benzylsulfinyl-2-pyrazinecarboxylic acid 3-Amino-6-benzylthio-... [Pg.356]

Amino-6-cyclohexyl-2-pyrazinecarboxamide 3-Amino-5-cyclohexyl-2-pyrazinecarboxylic acid 3-Amino-6-cyclohexyl-2-pyrazinecarboxylic acid 3-Amino-/V-cyclopentyl-2-pyrazinecarboxamide 3-Amino-6-cyclopropyl-2-pyrazinecarbonitrile 3-Amino-6-cyclopropyl-2-pyrazinecarboxamide 3-Amino-6-cyclopropyl-2-pyrazinecarboxylic acid 3-Amino-5,6-dichloro-2-pyrazinecarbaldehyde 3-Amino-5,6-dichloro-2-pyrazinecarbonitrile 3-Amino-5,6-dichloro-2-pyrazinecarboxamide 3-Aniino-5,6-dichloro-2-pyrazinecarboxylic add 3-Amino-6-diethylaminomethyl-2-pyrazinecarbonitrile 3-Amino-5-diethylamino-2,6-pyrazinedicarbonitrile 5-Amino-3-dimethylamino-6-nitro-2-pyrazinecarbonitrile 3-Amino-5-dimethylamino-6-phenyl-2-pyrazinecarbohydrazide... [Pg.360]

Amino-5-dimethylamino-2-pyrazinecarboxylic acid 3-Amino-6-dimethylamino-2-pyrazinecarboxylic acid 3-Amino-5-dimethylamino-2,6-pyrazinedicarbonitrile 5-Amino-6-dimethylamino-2,3-pyrazinedicarboxamide 3- Amino-6-(3,3-dimethylbut-1 -ynyl)-2-pyrazinecarbonitrile 3-Amino-/V, /V -dimethyl-2-pyrazine-carbohydrazide... [Pg.361]

See other pages where 6- Amino-2-pyrazinecarbonitrile is mentioned: [Pg.329]    [Pg.15]    [Pg.37]    [Pg.38]    [Pg.93]    [Pg.147]    [Pg.155]    [Pg.173]    [Pg.174]    [Pg.192]    [Pg.231]    [Pg.238]    [Pg.256]    [Pg.278]    [Pg.322]    [Pg.354]    [Pg.357]    [Pg.357]    [Pg.357]    [Pg.357]    [Pg.357]    [Pg.357]    [Pg.357]    [Pg.357]    [Pg.358]    [Pg.358]    [Pg.358]    [Pg.358]    [Pg.358]    [Pg.358]    [Pg.358]    [Pg.358]    [Pg.359]    [Pg.359]    [Pg.359]    [Pg.359]   
See also in sourсe #XX -- [ Pg.209 ]

See also in sourсe #XX -- [ Pg.209 ]



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3 - 2-pyrazinecarbonitrile

3 - Amino-5 -methoxy-2-pyrazinecarbonitrile

3- Amino-5-chloro-2-pyrazinecarbonitrile

3-Amino-5,6-diphenyl-2-pyrazinecarbonitrile

3-Amino-6-bromo-2-pyrazinecarbonitrile

3-Amino-6-methyl-2-pyrazinecarbonitrile

3-Amino-6-methyl-2-pyrazinecarbonitrile 1-oxide

3-Amino-6-phenyl-2-pyrazinecarbonitrile

6-Acetyl-3-amino-2-pyrazinecarbonitrile

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